Visit Characteristics Per Primary Care Visit, 2008-2015
| 2008a | 2015a | Percent Changeb | 8-Year Trendc (95% CI) | |
|---|---|---|---|---|
| Mean visit duration, mind | 19.3 | 21.6 | 12 | 2.4 (1.1-3.8) |
| Mean diagnoses, No.e | 2.0 | 2.3 | 15 | 0.30 (0.16-0.43) |
| Mean medications, No.f | 3.1 | 3.9 | 26 | 0.82 (0.59-1.1) |
| Mean preventive services, No.g | 0.34 | 0.59 | 76 | 0.24 (0.12-0.36) |
| Mean procedures, No.h | 0.06 | 0.08 | 33 | 0.02 (0.01-0.03) |
NACMS = National Ambulatory Medical Care Survey.
↵a Presented as 3-year rolling averages.
↵b Percent change of each visit characteristic between 2008-2015.
↵c 8-year trend calculated for each subgroup by multiplying per-year regression coefficient across study period.
↵d Direct time spent with physician in minutes.
↵e NAMCS allows up to 3 write-in ICD-9/ICD-10 visit diagnoses (see Supplemental Appendix, http://www.AnnFamMed.org/content/17/6/538/suppl/DC1).
↵f NAMCS allows up to 8 write-in medications.
↵g Mean of the following 9 preventive services that were consistent in NAMCS 2007-2016: cholesterol, A1c, mammogram, depression screening, colonoscopy referral, bone-density, vaccines, chlamydia screening, Papanicolaou smear.
↵h Mean of up to 4 write-in ICD-9/ICD-10 procedures (see Supplemental Appendix, http://www.AnnFamMed.org/content/17/6/538/suppl/DC1), based on limit from 2007-2016.